The adventures of Elvira, a 12-year-old girl obsessed with the sea who develops the ability to breathe underwater. Elvira and her dolphin friend Elvar meet a friendly whale, among other creatures, while back on land all is not as it should be.
Fanny Lauzier
as Daphne
Denis Forest
as Marcel
Marina Orsini
as Julie
Félix-Antoine Leroux
as Alexandre
Jean Lajeunesse
as Grand-papa Thomas
Lise Thouin
as Anne
Louise Richer
as La mère
Thomas Donohue
as Le père
Pierre-Olivier Gagnon
as Capelan
Jean-Pierre Leduc
as Bernard
Jean Lafontaine
as Le réalisateur
Jean Lemire
as Le caméraman
